Class 10 substitution MCQ Questions

Question 301/419 Medium Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (r(x)=x^-3-4x), तो (r(-2)) का मान क्या है?

If (r(x)=x^-3-4x), what is the value of (r(-2))?

Explanation opens after your attempt

Correct Answer

A. (0)

Step 1

Concept

(r(-2)=(-2)³-4(-2)=-8+8=0). Brackets are important for negative values.

Step 2

Why this answer is correct

The correct answer is A. (0). (r(-2)=(-2)³-4(-2)=-8+8=0). Brackets are important for negative values.

Step 3

Exam Tip

(r(-2)=(-2)³-4(-2)=-8+8=0) है। ऋणात्मक मानों में कोष्ठक लगाना जरूरी है।

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Question 302/419 Medium Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (p(x)=3x^-2-2x+1), तो (p(2)-p(1)) का मान क्या है?

If (p(x)=3x^-2-2x+1), what is the value of (p(2)-p(1))?

Explanation opens after your attempt

Correct Answer

B. (6)

Step 1

Concept

(p(2)=9) and (p(1)=3). Therefore (p(2)-p(1)=6).

Step 2

Why this answer is correct

The correct answer is B. (6). (p(2)=9) and (p(1)=3). Therefore (p(2)-p(1)=6).

Step 3

Exam Tip

(p(2)=9) और (p(1)=3) है। इसलिए (p(2)-p(1)=6) है।

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Question 303/419 Medium Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (f(x)=x^-2+2x-8), तो निम्न में से कौन (f(x)) का शून्य है?

If (f(x)=x^-2+2x-8), which of the following is a zero of (f(x))?

Explanation opens after your attempt

Correct Answer

B. (2)

Step 1

Concept

(f(2)=4+4-8=0). Therefore (2) is a zero of this polynomial.

Step 2

Why this answer is correct

The correct answer is B. (2). (f(2)=4+4-8=0). Therefore (2) is a zero of this polynomial.

Step 3

Exam Tip

(f(2)=4+4-8=0) है। इसलिए (2) इस बहुपद का शून्य है।

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Question 304/419 Medium Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (q(x)=x^-2-kx+6) और (q(2)=0), तो (k) का मान क्या है?

If (q(x)=x^-2-kx+6) and (q(2)=0), what is the value of (k)?

Explanation opens after your attempt

Correct Answer

C. (5)

Step 1

Concept

(q(2)=4-2k+6=0) gives (10-2k=0). So (k=5).

Step 2

Why this answer is correct

The correct answer is C. (5). (q(2)=4-2k+6=0) gives (10-2k=0). So (k=5).

Step 3

Exam Tip

(q(2)=4-2k+6=0) से (10-2k=0) मिलता है। इसलिए (k=5) है।

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Question 305/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (h(x)=x^-2+2x), तो (h(-2)) का मान क्या है?

If (h(x)=x^-2+2x), what is the value of (h(-2))?

Explanation opens after your attempt

Correct Answer

A. (0)

Step 1

Concept

(h(-2)=(-2)²+2(-2)=4-4=0). Use brackets and check signs when substituting a negative value.

Step 2

Why this answer is correct

The correct answer is A. (0). (h(-2)=(-2)²+2(-2)=4-4=0). Use brackets and check signs when substituting a negative value.

Step 3

Exam Tip

(h(-2)=(-2)²+2(-2)=4-4=0) है। ऋणात्मक मान रखते समय कोष्ठक और चिह्नों का ध्यान रखें।

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Question 306/419 Medium Mathematics Polynomials Polynomials in one variable Class 10 Level 46

(p(x)=2x^-3-5x^-2+7x-4) में (p(0)+p(1)) का मान क्या है?

What is the value of (p(0)+p(1)) for (p(x)=2x^-3-5x^-2+7x-4)?

Explanation opens after your attempt

Correct Answer

A. (0)

Step 1

Concept

(p(0)=-4) and (p(1)=2-5+7-4=0), so (p(0)+p(1)=-4). Always substitute each value separately before adding.

Step 2

Why this answer is correct

The correct answer is A. (0). (p(0)=-4) and (p(1)=2-5+7-4=0), so (p(0)+p(1)=-4). Always substitute each value separately before adding.

Step 3

Exam Tip

(p(0)=-4) और (p(1)=2-5+7-4=0), इसलिए योग (-4+4=0) नहीं बल्कि (-4+0=-4)। सही गणना में (p(0)+p(1)=-4) होता है।

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Question 307/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (g(x)=3x^-2-x), तो (g(1)) का मान क्या है?

If (g(x)=3x^-2-x), what is the value of (g(1))?

Explanation opens after your attempt

Correct Answer

B. (2)

Step 1

Concept

(g(1)=3(1)²-1=2). Substitute (1) for each (x) and simplify.

Step 2

Why this answer is correct

The correct answer is B. (2). (g(1)=3(1)²-1=2). Substitute (1) for each (x) and simplify.

Step 3

Exam Tip

(g(1)=3(1)²-1=2) है। प्रत्येक (x) की जगह (1) रखकर सरल करें।

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Question 308/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (f(x)=x^-2+4x), तो (f(-4)) का मान क्या है?

If (f(x)=x^-2+4x), what is the value of (f(-4))?

Explanation opens after your attempt

Correct Answer

A. (0)

Step 1

Concept

(f(-4)=(-4)²+4(-4)=16-16=0). Pay attention to signs while substituting negative values.

Step 2

Why this answer is correct

The correct answer is A. (0). (f(-4)=(-4)²+4(-4)=16-16=0). Pay attention to signs while substituting negative values.

Step 3

Exam Tip

(f(-4)=(-4)²+4(-4)=16-16=0) है। ऋणात्मक मान रखते समय चिह्नों पर ध्यान दें।

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Question 309/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

बहुपद (p(x)=2x^-2+3) में (p(0)) का मान क्या है?

For the polynomial (p(x)=2x^-2+3), what is the value of (p(0))?

Explanation opens after your attempt

Correct Answer

C. (3)

Step 1

Concept

(p(0)=2(0)²+3=3). When (x=0), the constant term remains.

Step 2

Why this answer is correct

The correct answer is C. (3). (p(0)=2(0)²+3=3). When (x=0), the constant term remains.

Step 3

Exam Tip

(p(0)=2(0)²+3=3) है। (x=0) रखने पर नियत पद बचता है।

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Question 310/419 Medium Mathematics Polynomials Polynomials in one variable Class 10 Level 46

यदि (p(x)=x^-2-9), तो (p(3)) का मान क्या है?

If (p(x)=x^-2-9), what is the value of (p(3))?

Explanation opens after your attempt

Correct Answer

A. (0)

Step 1

Concept

(p(3)=3²-9=0). Such a value can also be called a zero of the polynomial.

Step 2

Why this answer is correct

The correct answer is A. (0). (p(3)=3²-9=0). Such a value can also be called a zero of the polynomial.

Step 3

Exam Tip

(p(3)=3²-9=0)। ऐसे मान को बहुपद का शून्य भी कहा जा सकता है।

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Question 311/419 Medium Mathematics Polynomials Polynomials in one variable Class 10 Level 46

(p(x)=3x^-2-2x+5) के लिए (p(2)) का मान क्या है?

For (p(x)=3x^-2-2x+5), what is the value of (p(2))?

Explanation opens after your attempt

Correct Answer

C. (13)

Step 1

Concept

(p(2)=3(2)²-2(2)+5=13). Substitute the given number for (x) carefully.

Step 2

Why this answer is correct

The correct answer is C. (13). (p(2)=3(2)²-2(2)+5=13). Substitute the given number for (x) carefully.

Step 3

Exam Tip

(p(2)=3(2)²-2(2)+5=13)। मान निकालते समय (x) की जगह दी गई संख्या रखें।

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Question 312/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (r(x)=4x^-2), तो (r\left\(\frac{1}{2}\right\)) क्या है?

If (r(x)=4x^-2), what is (r\left\(\frac{1}{2}\right\))?

Explanation opens after your attempt

Correct Answer

A. (1)

Step 1

Concept

(r\left\(\frac{1}{2}\right\)=4\left\(\frac{1}{2}\right\)²=1). Use brackets when substituting fractions.

Step 2

Why this answer is correct

The correct answer is A. (1). (r\left\(\frac{1}{2}\right\)=4\left\(\frac{1}{2}\right\)²=1). Use brackets when substituting fractions.

Step 3

Exam Tip

(r\left\(\frac{1}{2}\right\)=4\left\(\frac{1}{2}\right\)²=1) है। भिन्न रखते समय कोष्ठक का प्रयोग करें।

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Question 313/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

\(3x^2+2x+1\) में (x=1) रखने पर कौन सा मान मिलेगा?

What value is obtained by putting (x=1) in \(3x^2+2x+1\)?

Explanation opens after your attempt

Correct Answer

D. (6)

Step 1

Concept

(3(1)²+2(1)+1=6). After substitution, simplify the sum carefully.

Step 2

Why this answer is correct

The correct answer is D. (6). (3(1)²+2(1)+1=6). After substitution, simplify the sum carefully.

Step 3

Exam Tip

(3(1)²+2(1)+1=6) है। प्रतिस्थापन के बाद सरल जोड़ करें।

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Question 314/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

(p(x)=x^-2+5) में (p(-2)) का मान क्या है?

For (p(x)=x^-2+5), what is (p(-2))?

Explanation opens after your attempt

Correct Answer

C. (9)

Step 1

Concept

(p(-2)=(-2)²+5=9). The square of a negative value is positive.

Step 2

Why this answer is correct

The correct answer is C. (9). (p(-2)=(-2)²+5=9). The square of a negative value is positive.

Step 3

Exam Tip

(p(-2)=(-2)²+5=9) है। ऋणात्मक मान का वर्ग धनात्मक होता है।

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Question 315/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

(p(x)=2x^-2-3x+4) में (p(-1)) का मान क्या है?

For (p(x)=2x^-2-3x+4), what is (p(-1))?

Explanation opens after your attempt

Correct Answer

D. (9)

Step 1

Concept

(p(-1)=2(-1)²-3(-1)+4=9). Use brackets when squaring a negative number.

Step 2

Why this answer is correct

The correct answer is D. (9). (p(-1)=2(-1)²-3(-1)+4=9). Use brackets when squaring a negative number.

Step 3

Exam Tip

(p(-1)=2(-1)²-3(-1)+4=9) है। ऋणात्मक संख्या का वर्ग रखते समय कोष्ठक लगाएँ।

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Question 316/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

यदि (q(x)=x^-3-x), तो (q(0)) का मान क्या है?

If (q(x)=x^-3-x), what is the value of (q(0))?

Explanation opens after your attempt

Correct Answer

B. (0)

Step 1

Concept

(q(0)=0³-0=0). When substituting (0), check each term containing (x).

Step 2

Why this answer is correct

The correct answer is B. (0). (q(0)=0³-0=0). When substituting (0), check each term containing (x).

Step 3

Exam Tip

(q(0)=0³-0=0) है। (0) रखने पर हर (x) वाला पद सावधानी से देखें।

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Question 317/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 47

बहुपद (p(x)=x^-2+2x+1) में (p(1)) का मान क्या है?

For (p(x)=x^-2+2x+1), what is the value of (p(1))?

Explanation opens after your attempt

Correct Answer

C. (4)

Step 1

Concept

(p(1)=1²+2(1)+1=4). Substitute the given number for every (x).

Step 2

Why this answer is correct

The correct answer is C. (4). (p(1)=1²+2(1)+1=4). Substitute the given number for every (x).

Step 3

Exam Tip

(p(1)=1²+2(1)+1=4) होता है। मान निकालते समय हर (x) की जगह दी गई संख्या रखें।

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Question 318/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 48

(p(x)=x^-2+3x+2) के लिए (p(1)) का मान क्या है?

For (p(x)=x^-2+3x+2), what is the value of (p(1))?

Explanation opens after your attempt

Correct Answer

C. (6)

Step 1

Concept

(p(1)=1²+3\cdot1+2=6). While evaluating, replace every (x) with the given number.

Step 2

Why this answer is correct

The correct answer is C. (6). (p(1)=1²+3\cdot1+2=6). While evaluating, replace every (x) with the given number.

Step 3

Exam Tip

(p(1)=1²+3\cdot1+2=6) है। मान निकालते समय हर (x) की जगह दी गई संख्या रखें।

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Question 319/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 48

(p(x)=2x^-2-8) के लिए (p(2)) का मान क्या है?

For (p(x)=2x^-2-8), what is the value of (p(2))?

Explanation opens after your attempt

Correct Answer

A. (0)

Step 1

Concept

(p(2)=2\cdot2²-8=8-8=0). Square first, then multiply.

Step 2

Why this answer is correct

The correct answer is A. (0). (p(2)=2\cdot2²-8=8-8=0). Square first, then multiply.

Step 3

Exam Tip

(p(2)=2\cdot2²-8=8-8=0) है। पहले वर्ग करें फिर गुणा करें।

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Question 320/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 48

\(x^2+1\) में (x=1) रखने पर क्या मान मिलेगा?

What value is obtained by putting (x=1) in \(x^2+1\)?

Explanation opens after your attempt

Correct Answer

C. (2)

Step 1

Concept

\(1^2+1=2\). Even for small values, calculate in the correct order.

Step 2

Why this answer is correct

The correct answer is C. (2). \(1^2+1=2\). Even for small values, calculate in the correct order.

Step 3

Exam Tip

\(1^2+1=2\) होता है। छोटे मानों पर भी सही क्रम से गणना करें।

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Question 321/419 Easy Mathematics Polynomials Polynomials in one variable Class 10 Level 48

(p(x)=2x+3) में (p(2)) का मान क्या है?

If (p(x)=2x+3), what is the value of (p(2))?

Explanation opens after your attempt

Correct Answer

B. (7)

Step 1

Concept

(p(2)=2\cdot2+3=7). Substitute the given number in place of (x).

Step 2

Why this answer is correct

The correct answer is B. (7). (p(2)=2\cdot2+3=7). Substitute the given number in place of (x).

Step 3

Exam Tip

(p(2)=2\cdot2+3=7) होता है। मान निकालते समय (x) की जगह दी गई संख्या रखें।

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Question 322/419 Expert Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 45

यदि \(x^{5}=3\), तो \(x^{15}+x^{10}\) का मान क्या है?

If \(x^{5}=3\), what is the value of \(x^{15}+x^{10}\)?

Explanation opens after your attempt

Correct Answer

B. (36)

Step 1

Concept

Here (x^{15}=\(x^{5}\)^{3}=27) and (x^{10}=\(x^{5}\)^{2}=9). Therefore, the sum is (36).

Step 2

Why this answer is correct

The correct answer is B. (36). Here (x^{15}=\(x^{5}\)^{3}=27) and (x^{10}=\(x^{5}\)^{2}=9). Therefore, the sum is (36).

Step 3

Exam Tip

(x^{15}=\(x^{5}\)^{3}=27) और (x^{10}=\(x^{5}\)^{2}=9)। इसलिए योग (36) है।

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Question 323/419 Expert Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 44

यदि \(x^{4}=5\), तो \(x^{12}-x^{8}\) का मान क्या है?

If \(x^{4}=5\), what is the value of \(x^{12}-x^{8}\)?

Explanation opens after your attempt

Correct Answer

C. (100)

Step 1

Concept

Here (x^{12}=\(x^{4}\)^{3}=125) and (x^{8}=\(x^{4}\)^{2}=25). Therefore, the difference is (100).

Step 2

Why this answer is correct

The correct answer is C. (100). Here (x^{12}=\(x^{4}\)^{3}=125) and (x^{8}=\(x^{4}\)^{2}=25). Therefore, the difference is (100).

Step 3

Exam Tip

(x^{12}=\(x^{4}\)^{3}=125) और (x^{8}=\(x^{4}\)^{2}=25)। इसलिए अंतर (100) है।

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Question 324/419 Expert Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 43

यदि \(x^{3}=2\), तो \(x^{9}+x^{6}\) का मान क्या है?

If \(x^{3}=2\), what is the value of \(x^{9}+x^{6}\)?

Explanation opens after your attempt

Correct Answer

A. (12)

Step 1

Concept

Here (x^{9}=\(x^{3}\)^{3}=8) and (x^{6}=\(x^{3}\)^{2}=4), so the sum is (12). In exams, express powers as multiples of the given power.

Step 2

Why this answer is correct

The correct answer is A. (12). Here (x^{9}=\(x^{3}\)^{3}=8) and (x^{6}=\(x^{3}\)^{2}=4), so the sum is (12). In exams, express powers as multiples of the given power.

Step 3

Exam Tip

(x^{9}=\(x^{3}\)^{3}=8) और (x^{6}=\(x^{3}\)^{2}=4), इसलिए योग (12) है। परीक्षा में दी हुई घात के गुणजों में अभिव्यक्ति लिखें।

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Question 325/419 Hard Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 45

यदि \(x^{2}=3\), तो \(x^{6}-x^{4}\) का मान क्या है?

If \(x^{2}=3\), what is the value of \(x^{6}-x^{4}\)?

Explanation opens after your attempt

Correct Answer

A. (18)

Step 1

Concept

Here (x^{6}=\(x^{2}\)^{3}=27) and (x^{4}=\(x^{2}\)^{2}=9), so the difference is (18). In exams, express powers using the given \(x^{2}\).

Step 2

Why this answer is correct

The correct answer is A. (18). Here (x^{6}=\(x^{2}\)^{3}=27) and (x^{4}=\(x^{2}\)^{2}=9), so the difference is (18). In exams, express powers using the given \(x^{2}\).

Step 3

Exam Tip

(x^{6}=\(x^{2}\)^{3}=27) और (x^{4}=\(x^{2}\)^{2}=9), इसलिए अंतर (18) है। परीक्षा में दी हुई घात \(x^{2}\) के रूप में लिखें।

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Question 326/419 Hard Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 44

बहुपद (P(x)=2x^-3-5x^-2+x-7) में (x=-1) रखने पर (P(-1)) का मान क्या है?

For the polynomial (P(x)=2x^-3-5x^-2+x-7), what is the value of (P(-1))?

Explanation opens after your attempt

Correct Answer

A. (,-15,)

Step 1

Concept

(P(-1)=2(-1)³-5(-1)²+(-1)-7=-15). In exams, always use brackets while substituting a negative value.

Step 2

Why this answer is correct

The correct answer is A. (,-15,). (P(-1)=2(-1)³-5(-1)²+(-1)-7=-15). In exams, always use brackets while substituting a negative value.

Step 3

Exam Tip

(P(-1)=2(-1)³-5(-1)²+(-1)-7=-15)। परीक्षा में ऋणात्मक मान रखते समय brackets जरूर लगाएं।

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Question 327/419 Hard Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 43

यदि (a=2) और (b=-3), तो \(a^2b-ab^2\) का मान क्या होगा?

If (a=2) and (b=-3), what is the value of \(a^2b-ab^2\)?

Explanation opens after your attempt

Correct Answer

A. (,-30,)

Step 1

Concept

(a^-2b-ab^-2=4(-3)-2(9)=-12-18=-30). In exams, the square of a negative number is always positive.

Step 2

Why this answer is correct

The correct answer is A. (,-30,). (a^-2b-ab^-2=4(-3)-2(9)=-12-18=-30). In exams, the square of a negative number is always positive.

Step 3

Exam Tip

(a^-2b-ab^-2=4(-3)-2(9)=-12-18=-30)। परीक्षा में ऋणात्मक संख्या का वर्ग हमेशा धनात्मक होता है।

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Question 328/419 Hard Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 43

बहुपद (P(x)=x^-3-4x+1) में (x=2) रखने पर (P(2)) का मान क्या है?

For the polynomial (P(x)=x^-3-4x+1), what is the value of (P(2))?

Explanation opens after your attempt

Correct Answer

A. (,1,)

Step 1

Concept

(P(2)=2³-4(2)+1=8-8+1=1). In exams, use brackets while substituting values.

Step 2

Why this answer is correct

The correct answer is A. (,1,). (P(2)=2³-4(2)+1=8-8+1=1). In exams, use brackets while substituting values.

Step 3

Exam Tip

(P(2)=2³-4(2)+1=8-8+1=1)। परीक्षा में substitution करते समय bracket का उपयोग करें।

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Question 329/419 Medium Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 45

यदि (x=4) है तो \(x^3-3x^2+2x\) का मान क्या है?

If (x=4), what is the value of \(x^3-3x^2+2x\)?

Explanation opens after your attempt

Correct Answer

C. (24)

Step 1

Concept

Substituting gives (64-3(16)+8=64-48+8=24). Calculating powers first is the correct order.

Step 2

Why this answer is correct

The correct answer is C. (24). Substituting gives (64-3(16)+8=64-48+8=24). Calculating powers first is the correct order.

Step 3

Exam Tip

मान रखने पर (64-3(16)+8=64-48+8=24)। पहले घात निकालना सही क्रम है।

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Question 330/419 Medium Mathematics Polynomials Operations on real numbers and the laws of exponents Class 10 Level 45

यदि (a=2) और (b=5) है तो \(a^2b+ab^2\) का मान क्या है?

If (a=2) and (b=5), what is the value of \(a^2b+ab^2\)?

Explanation opens after your attempt

Correct Answer

B. (70)

Step 1

Concept

(a^-2b+ab^-2=ab(a+b)). Thus \(2\cdot5\cdot7=70\).

Step 2

Why this answer is correct

The correct answer is B. (70). (a^-2b+ab^-2=ab(a+b)). Thus \(2\cdot5\cdot7=70\).

Step 3

Exam Tip

(a^-2b+ab^-2=ab(a+b)) है। इसलिए \(2\cdot5\cdot7=70\) है।

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substitution MCQ Questions for Class 10

Practice Questions

यदि (r(x)=x-3-4x), तो (r(-2)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (p(x)=3x-2-2x+1), तो (p(2)-p(1)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (f(x)=x-2+2x-8), तो निम्न में से कौन (f(x)) का शून्य है?

Concept

Why this answer is correct

Exam Tip

यदि (q(x)=x-2-kx+6) और (q(2)=0), तो (k) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (h(x)=x-2+2x), तो (h(-2)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

(p(x)=2x-3-5x-2+7x-4) में (p(0)+p(1)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (g(x)=3x-2-x), तो (g(1)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (f(x)=x-2+4x), तो (f(-4)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

बहुपद (p(x)=2x-2+3) में (p(0)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (p(x)=x-2-9), तो (p(3)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

(p(x)=3x-2-2x+5) के लिए (p(2)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (r(x)=4x-2), तो (r\left\(\frac{1}{2}\right\)) क्या है?

Concept

Why this answer is correct

Exam Tip

\(3x^2+2x+1\) में (x=1) रखने पर कौन सा मान मिलेगा?

Concept

Why this answer is correct

Exam Tip

(p(x)=x-2+5) में (p(-2)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

(p(x)=2x-2-3x+4) में (p(-1)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

यदि (q(x)=x-3-x), तो (q(0)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

बहुपद (p(x)=x-2+2x+1) में (p(1)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

(p(x)=x-2+3x+2) के लिए (p(1)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

(p(x)=2x-2-8) के लिए (p(2)) का मान क्या है?

Concept

Why this answer is correct

Exam Tip

\(x^2+1\) में (x=1) रखने पर क्या मान मिलेगा?

Concept

यदि (r(x)=x^-3-4x), तो (r(-2)) का मान क्या है?

यदि (p(x)=3x^-2-2x+1), तो (p(2)-p(1)) का मान क्या है?

यदि (f(x)=x^-2+2x-8), तो निम्न में से कौन (f(x)) का शून्य है?

यदि (q(x)=x^-2-kx+6) और (q(2)=0), तो (k) का मान क्या है?

यदि (h(x)=x^-2+2x), तो (h(-2)) का मान क्या है?

(p(x)=2x^-3-5x^-2+7x-4) में (p(0)+p(1)) का मान क्या है?

यदि (g(x)=3x^-2-x), तो (g(1)) का मान क्या है?

यदि (f(x)=x^-2+4x), तो (f(-4)) का मान क्या है?

बहुपद (p(x)=2x^-2+3) में (p(0)) का मान क्या है?

यदि (p(x)=x^-2-9), तो (p(3)) का मान क्या है?

(p(x)=3x^-2-2x+5) के लिए (p(2)) का मान क्या है?

यदि (r(x)=4x^-2), तो (r\left\(\frac{1}{2}\right\)) क्या है?

(p(x)=x^-2+5) में (p(-2)) का मान क्या है?

(p(x)=2x^-2-3x+4) में (p(-1)) का मान क्या है?

यदि (q(x)=x^-3-x), तो (q(0)) का मान क्या है?

बहुपद (p(x)=x^-2+2x+1) में (p(1)) का मान क्या है?

(p(x)=x^-2+3x+2) के लिए (p(1)) का मान क्या है?

(p(x)=2x^-2-8) के लिए (p(2)) का मान क्या है?

बहुपद (P(x)=2x^-3-5x^-2+x-7) में (x=-1) रखने पर (P(-1)) का मान क्या है?

बहुपद (P(x)=x^-3-4x+1) में (x=2) रखने पर (P(2)) का मान क्या है?